Meaning of “atrioventricular” in the English Dictionary

"atrioventricular" in British English

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atrioventricularadjective

uk /ˌeɪ.tri.əʊ.venˈtrɪk.jə.lər/ us /ˌeɪ.tri.oʊ.venˈtrɪk.jə.lɚ/ specialized

relating to the connection between the atrium (= upper space) and ventricle (= lower space) of the heart

relating to the heart's AV node (= area of the heart that transmits electrical impulses)

(Definition of “atrioventricular” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)